The Speaker Company TTP-245 Plus user manual Set Gap Sensor as

Set Gap Sensor as 1.

Turn off the power switch.

Media Sensor and

2.

Hold on the button then turn on the power switch.

Calibrate the Gap

3.

Release the button when LED turns red/amber after 5

Sensor

green/amber blinks. (Any red/amber will do during the 5

blinks).

 The LED color will be changed as following:

Amber  red (5 blinks)  amber (5 blinks)  green

(5 blinks)  green/amber (5 blinks)  red/amber (5

blinks)  solid green